MAX98090AETL+ Maxim Integrated, MAX98090AETL+ Datasheet - Page 145

• Manufacturer Part Number: MAX98090AETL+
• Description: Interface - CODECs 5V 130mW Stereo Headphone Amp
• Manufacturer: Maxim Integrated

Specifications of MAX98090AETL+

• Rohs: yes

MAX98090
Figure 44. Jack Detection Cases with Internal Pullup Resistance
www.maximintegrated.com
1
3
MBEN = 0 OR
HEADPHONE
JDETEN = 0
OPEN JACK
JDETEN = 1
SHDN = 0
MBEN = 1
SHDN = 1
JACK DETECTION DISABLED
HEADPHONE DETECT (INTERNAL PULLUP)
JACK
JDWK = 0
JDWK = 0
GND
SHORT TO GND
2.2kΩ
2.2kΩ
LSNS/JKSNS =
LAST STATE
JKSNS = 0
LSNS = 0
RIGHT
HI-Z
HI-Z
HI-Z
1µF
1µF
1µF
1µF
LEFT
HPL
HPR
HPSNS
HPL
HPR
HPSNS
MICBIAS
V
ANALOG
MIC INPUT
V
JACKSNS
MICBIAS
V
ANALOG
MIC INPUT
V
JACKSNS
IN+
IN-
JDWK = 1
IN+
IN-
JDWK = 1
LSNS/JKSNS =
COMPARATORS
LAST STATE
COMPARATORS
JACK DETECT
JACK DETECT
JKSNS = 0
LSNS = 0
INTERNAL
DISABLED
DISABLED
SPKLVDD
SPKLVDD
ENABLED
PULLUP
PULLUP
Ultra-Low Power Stereo Audio Codec
2
4
MBEN = 0 OR
JDETEN = 1
OPEN JACK
JDETEN = 1
HEADSET
SHDN = 0
MBEN = 1
SHDN = 1
MIC
OPEN JACK DETECT (INTERNAL PULLUP)
HEADSET DETECT (INTERNAL PULLUP)
JACK
JDWK = 0
JDWK = 0
BIAS CURRENT
PULLUP PATH
GND
2.2kΩ
2.2kΩ
RIGHT
JKSNS = 1
JKSNS = 1
LSNS = 1
LSNS = 0
HI-Z
HI-Z
LEFT
1µF
1µF
1µF
1µF
HPL
HPR
HPSNS
HPR
HPSNS
MICBIAS
V
ANALOG
MIC INPUT
V
JACKSNS
MICBIAS
V
ANALOG
MIC INPUT
V
JACKSNS
HPL
IN+
IN-
IN+
IN-
JDWK = 1
JDWK = 1
Maxim Integrated │ 145
COMPARATORS
COMPARATORS
JACK DETECT
JKSNS = 1
JACK DETECT
JKSNS = 0
LSNS = 1
LSNS = 0
SPKLVDD
ENABLED
SPKLVDD
ENABLED
PULLUP
PULLUP